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util: clang is failing to compile due to unused variables.

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After some recent patches, clang is throwing some errors related to
unused variables. This is not happening when we use GCC with -Werror
enabled. Only clang reports this warning.

make[3]: Entering directory '/home/julio/Desktop/virt/libvirt/src'
  CC       util/libvirt_util_la-virscsivhost.lo
  CC       util/libvirt_util_la-virusb.lo
  CC       util/libvirt_util_la-virmdev.lo
util/virmdev.c:373:36: error: unused variable 'ret' [-Werror,-Wunused-variable]
    VIR_AUTOPTR(virMediatedDevice) ret = virMediatedDeviceListSteal(list, dev);
                                   ^
1 error generated.
Makefile:11579: recipe for target 'util/libvirt_util_la-virmdev.lo' failed
make[3]: *** [util/libvirt_util_la-virmdev.lo] Error 1
make[3]: *** Waiting for unfinished jobs....
util/virscsivhost.c:112:37: error: unused variable 'tmp' [-Werror,-Wunused-variable]
    VIR_AUTOPTR(virSCSIVHostDevice) tmp = virSCSIVHostDeviceListSteal(list, dev);
                                    ^
1 error generated.
Makefile:11411: recipe for target 'util/libvirt_util_la-virscsivhost.lo' failed
make[3]: *** [util/libvirt_util_la-virscsivhost.lo] Error 1
util/virusb.c:511:31: error: unused variable 'ret' [-Werror,-Wunused-variable]
    VIR_AUTOPTR(virUSBDevice) ret = virUSBDeviceListSteal(list, dev);

Signed-off-by: Julio Faracco <jcfaracco@gmail.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Julio Faracco 2018-07-27 18:17:34 -03:00 committed by John Ferlan
parent 11a4d59345
commit 7f6d6b965a
3 changed files with 3 additions and 3 deletions
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2
src/util/virmdev.c
View File

@ -370,7 +370,7 @@ void
virMediatedDeviceListDel(virMediatedDeviceListPtr list,
virMediatedDevicePtr dev)
{
VIR_AUTOPTR(virMediatedDevice) ret = virMediatedDeviceListSteal(list, dev);
virMediatedDeviceFree(virMediatedDeviceListSteal(list, dev));
}

2
src/util/virscsivhost.c
View File

@ -109,7 +109,7 @@ void
virSCSIVHostDeviceListDel(virSCSIVHostDeviceListPtr list,
virSCSIVHostDevicePtr dev)
{
VIR_AUTOPTR(virSCSIVHostDevice) tmp = virSCSIVHostDeviceListSteal(list, dev);
virSCSIVHostDeviceFree(virSCSIVHostDeviceListSteal(list, dev));
}

2
src/util/virusb.c
View File

@ -508,7 +508,7 @@ void
virUSBDeviceListDel(virUSBDeviceListPtr list,
virUSBDevicePtr dev)
{
VIR_AUTOPTR(virUSBDevice) ret = virUSBDeviceListSteal(list, dev);
virUSBDeviceFree(virUSBDeviceListSteal(list, dev));
}
virUSBDevicePtr